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Table 1 Included studies describing human psittacosis cases and associated animal sources with strength of evidence score

From: Animal sources for zoonotic transmission of psittacosis: a systematic review

Reference, year

Animal species

Year of notification

Country

Diagnostics human

No. confirmed human cases

Diagnostics animal and/or environment

Strength of evidence

Abadia et al., 2006 [28]

ducks

2000

France

serology

71b

no

8

chickens

2000

France

serology

71b

no

4

turkeys

2000

France

serology

71b

no

4

Arenas-Valls et al., 2017 [17]

psittaciformes

unknown

Spain

PCR & serology

4

no

8

Arraiz et al., 2012 [29]

columbiformes

unknown

Venezuela

PCR

8

PCR

19

Belchior et al., 2010 [30]

ducks

2009

France

PCR & serology

4

no

12

Belchior et al., 2011 [31]

unspecified birds

2008

France

PCR & serology

4

PCR

8

Berk et al., 2008 [7]

passeriformes

2007

The Netherlands

PCR & serology

12

antigen detection

8

Bourne et al., 2003 [32]

psittaciformes

unknown

United Kingdom

serology

1

no

2

Branley et al., 2008 [33]

psittaciformes

unknown

Australia

PCR, culture & serology

3

PCR & culture

12

Branley et al., 2014 [34]

unspecified birds

2003–2009

Australia

PCR, culture & serology

48

no

6

Cadario et al., 2017a [35]

chickens

2010

Argentina

PCR

1

no

5

psittaciformes

2011

Argentina

PCR

1

PCR

17

psittaciformes

2013

Argentina

PCR

1

PCR

17

columbiformes

2013

Argentina

PCR

1

no

5

psittaciformes

2014

Argentina

PCR

1

no

5

Carlier et al., 2014 [36]

ducks

2011

France

PCR & serology

1

PCR

10

Chan et al., 2017 [37]

horse

2014

Australia

serology

3

PCR & serology

15

Chau et al., 2015a [38]

psittaciformes

2014

Hong Kong

PCR & serology

1

no

4

chickens

2014

Hong Kong

PCR & serology

1

no

4

geese

2014

Hong Kong

PCR & serology

1b

no

4

chickens

2014

Hong Kong

PCR & serology

1b

no

4

Cheng et al., 2013 [39]

psittaciformes

2011

Taiwan

serology

1

no

4

Ciftci et al., 2008 [40]

psittaciformes

unknown

Turkey

serology

2

no

2

Clarence et al., 2016 [41]

columbiformes

unknown

United Kingdom

PCR

1

no

5

De Boeck et al., 2016 [42]

psittaciformes

2013

Belgium

PCR, culture & serology

3

PCR

22

De Schrijver et al., 2016 [43]

psittaciformes

2014

Belgium

serology

4

PCR

10

Dickx et al., 2010 [44]

columbiformes

2008

Belgium

PCR & culture

4

PCR & culture

19

Dickx et al., 2010 [45]

chickens

2007

Belgium

PCR, culture & serology

43

PCR & culture

14

turkeys

2007

Belgium

PCR, culture & serology

33

PCR & culture

22

Dickx et al., 2011 [46]

chickens

2010

Belgium

PCR & culture

4b

PCR & culture

19

guinea fowl

2010

Belgium

PCR & culture

4b

PCR & culture

19

turkeys

2010

Belgium

PCR & culture

4b

PCR & culture

19

Dovc et al., 2005 [47]

psittaciformes

1997

Slovenia

serology

1

serology

3

Dovc et al., 2007 [48]

psittaciformes

unknown

Slovenia

serology

1

PCR & serology

6

Elliot et al., 2001 [49]

unspecified birds

unknown

Australia

serology

1

no

2

Espinosa de los Monteros et al., 2005 [50]

psittaciformes

2003

Spain

PCR & serology

3

PCR & serology

9

Fenga et al., 2007 [25]

cattle

2005

Italy

serology

28b

no

8

pigs

2005

Italy

serology

28b

no

8

goats

2005

Italy

serology

28b

no

8

sheep

2005

Italy

serology

28b

no

8

Ferreira et al., 2015 [51]

psittaciformes

unknown

Brazil

serology

3

PCR

8

Ferreira et al., 2017 [52]

psittaciformes

unknown

Brazil

serology

1

PCR

6

Ferreri et al., 2007 [53]

passeriformes

2000

Italy

PCR & immunohistochemistry

1

PCR & immunohistochemistry

17

Fraeyman, 2010a [54]

columbiformes

unknown

Belgium

PCR & serology

1

no

3

columbiformes

unknown

Belgium

PCR & serology

1

no

3

columbiformes

unknown

Belgium

PCR & serology

1

unknown

3

Frutos et al., 2012 [55]

psittaciformes

2010–2011

Argentina

PCR

6b

no

7

chickens

2010–2011

Argentina

PCR

1b

no

5

columbiformes

2010–2011

Argentina

PCR

1b

no

5

passeriformes

2010–2011

Argentina

PCR

2b

no

5

Gacouin et al., 2012 [56]

chickens

1993–2011

France

PCR or serology

8b

no

3

ducks

1993–2011

France

PCR or serology

8b

no

3

psittaciformes

1993–2011

France

PCR or serology

2

no

1

columbiformes

1993–2011

France

PCR or serology

2

no

1

Gaede et al., 2008 [8]

chickens

2005

Germany

PCR & serology

7b

PCR

22

ducks

2005

Germany

PCR & serology

7b

PCR

22

geese

2005

Germany

PCR & serology

7b

PCR

22

Garbim et al., 2017 [57]

psittaciformes

unknown

Brazil

serology

1

no

2

García-Ordóñez et al., 2011 [58]

psittaciformes

2009

Spain

serology

5

PCR

6

Geens et al., 2005 [59]

turkeys

unknown

Belgium

PCR

1

PCR

19

Gelfand et al., 2013 [60]

psittaciformes

unknown

United States of America

serology & immunohistochemistry

2

PCR & immunohistochemistry

6

Haas et al., 2006 [9]

columbiformes

unknown

The Netherlands

serology

1

PCR

2

Haas et al., 2007 [61]

ducks

2007

Germany

PCR

1

no

5

Harkinezhad et al., 2007 [62]

psittaciformes

unknown

Belgium

PCR, culture & serology

3

PCR & culture

22

Harkinezhad et al., 2009 [63]

psittaciformes

2002–2003

Belgium

PCR & serology

8

no

10

columbiformes

2002–2003

Belgium

PCR & serology

8

no

10

passeriformes

2002–2003

Belgium

PCR & serology

12

no

10

turkeys

2002–2003

Belgium

PCR & serology

1

no

4

Heddema et al., 2003 [64]

columbiformes

unknown

The Netherlands

PCR & serology

1

PCR

4

Heddema et al., 2006 [65]

psittaciformes

2005

The Netherlands

PCR & serology

10b

PCR

20

columbiformes

2005

The Netherlands

PCR & serology

10b

PCR

0

Heddema et al., 2015 [66]

psittaciformes

2008–2013

The Netherlands

PCR

8b

no

7

passeriformes

2008–2013

The Netherlands

PCR

5b

no

7

columbiformes

2008–2013

The Netherlands

PCR

10b

no

7

ducks

2008–2013

The Netherlands

PCR

1b

no

5

pheasants

2008–2013

The Netherlands

PCR

1b

no

5

unspecified poultry

2008–2013

The Netherlands

PCR

5b

no

7

unspecified birds

2008–2013

The Netherlands

PCR

9b

no

7

Henrion et al., 2002 [67]

psittaciformes

2001

Belgium

serology

1

no

2

Hulin et al., 2015 [68]

ducks

2013

France

PCR & serology

10

PCR

8

chickens

2013

France

PCR & serology

7b

PCR

4

turkeys

2013

France

PCR & serology

7b

PCR

4

guinea fowl

2013

France

PCR & serology

7b

PCR

4

unspecified poultry

2013

France

PCR & serology

7b

PCR

8

Ionescu et al., 2016 [69]

psittaciformes

unknown

United Kingdom

PCR & serology

1b

no

6

passeriformes

unknown

United Kingdom

PCR & serology

1b

no

6

columbiformes

unknown

United Kingdom

PCR & serology

1b

no

6

chickens

unknown

United Kingdom

PCR & serology

1b

no

6

Ito et al., 2002 [10]

psittaciformes

unknown

Japan

serology

1

no

2

Jiménez-Cordero et al., 2015 [70]

columbiformes

unknown

Spain

serology

1

no

2

Kaibu et al., 2006 [11]

psittaciformes

2005

Japan

PCR & serology

2

PCR & culture

6

Kalmar et al., 2014 [71]

columbiformes

unknown

Belgium

PCR & culture

3b

PCR & culture

21

passeriformes

unknown

Belgium

PCR & culture

3b

PCR & culture

19

strigiformes

unknown

Belgium

PCR & culture

3b

PCR & culture

21

Kampinga et al., 2000 [72]

sheep

unknown

The Netherlands

PCR & serology

1

no

6

Kovacova et al., 2007 [12]

psittaciformes

2005

Slovakia

PCR & serology

1

serology

5

Lagae et al., 2014 [73]

chickens

2012

Belgium

PCR & culture

29

PCR & culture

21

Laroucau et al., 2009 [74]

ducks

2006

France

PCR & serology

5

PCR & culture

20

Laroucau et al., 2015 [75]

chickens

2013

France

PCR & serology

5b

PCR & culture

20

ducks

2013

France

PCR & serology

5b

PCR

20

Ling et al., 2015 [76]

columbiformes

2008–2010

China

Antigen detection & serology

19

Antigen detection & serology

21

Lugert et al., 2017 [77]

ducks

2010

Germany

serology

5

no

8

Mair-Jenkins et al., 2018 [78]

columbiformes

2015

United Kingdom

PCR & serology

4

no

8

Matsui et al., 2008 [13]

unspecified birds

2001–2002

Japan

serology

8

PCR

12

Maza et al., 2016 [79]

psittaciformes

2014

Argentina

PCR

2

PCR & immunohistochemistry

5

Pandeli et al., 2006 [80]

psittaciformes

unknown

Australia

PCR

1b

no

5

fox

unknown

Australia

PCR

1b

no

5

Petrovay et al., 2008 [81]

unspecified poultry

2005

Hungary

PCR & serology

1

no

4

unspecified poultry

2007

Hungary

PCR & serology

1

no

4

Rehn et al., 2013 [82]

unspecified birds

2013

Sweden

PCR

15b

no

11

psittaciformes

2013

Sweden

PCR

1b

PCR

5

chickens

2013

Sweden

PCR

1b

PCR

5

Sciacca et al., 2009 [83]

psittaciformes

2009

Belgium

serology

1

no

2

Senn et al., 2008 [84]

psittaciformes

2007

Switzerland

serology

1

PCR

4

Speelberg et al., 2014a [85]

musophagiformes

unknown

The Netherlands

PCR & serology

1

no

7

columbiformes

unknown

The Netherlands

PCR & serology

1

PCR

7

chickens

unknown

The Netherlands

PCR & serology

1

PCR

5

Spoorenberg et al., 2016a [86]

unspecified birds

2007–2010

The Netherlands

PCR & serology

1

no

8

psittaciformes

2007–2010

The Netherlands

PCR & serology

1

no

6

unspecified birds

2007–2010

The Netherlands

PCR & serology

1

no

4

unspecified birds

2007–2010

The Netherlands

PCR & serology

1

no

6

columbiformes

2007–2010

The Netherlands

PCR & serology

1

no

3

unspecified birds

2007–2010

The Netherlands

PCR & serology

1

no

3

Sprague et al., 2009 [87]

dogs

2006–2007

Germany

culture & serology

2

PCR & culture

10

Telfer et al., 2005 [15]

unspecified birds

2002

Australia

serology

28

no

8

Tiong et al., 2007 [88]

ducks

2003–2004

Australia

serology

12

culture & serology

11

Van Droogenbroeck et al., 2009 [89]

turkeys

unknown

Belgium

PCR & culture

1

PCR & culture

19

Vande Weygaerde et al., 2018 [16]

psittaciformes

unknown

Belgium

PCR & serology

1

PCR

17

Vanrompay et al., 2007 [90]

psittaciformes

unknown

Belgium

PCR & culture

6

PCR & culture

9

Verminnen et al., 2008 [91]

turkeys

unknown

Belgium

PCR, culture & serology

3

PCR, culture & serology

25

Vorimore et al., 2015 [92]

ducks

2009

Belgium

serology

4

PCR

8

Walter et al., 2014 [93]

psittaciformes

unknown

United Kingdom

serology

1

no

2

Widgren et al., 2009 [94]

psittaciformes

2008

Denmark

serology

4

unknown

10

Williams et al., 2013 [95]

ducks

2008

United Kingdom

culture & serology

9

no

10

Yang et al., 2011 [96]

peacock

2009

China

PCR & serology

4

PCR & serology

23

  1. a Studies reporting on multiple unrelated case studies
  2. b Cases with multiple associated animal sources